Title :
Nanoantenna-enhanced gas sensing in a single tailored nanofocus
Author :
Liu, Na ; Tang, Ming L. ; Hentschel, Mario ; Giessen, Harald ; Alivisatos, A.Paul
Author_Institution :
Dept. of Chem., Univ. of California, Berkeley, CA, USA
Abstract :
We demonstrate antenna-enhanced hydrogen sensing at the single-particle level. We place a single palladium nanoparticle near the tip region of a gold nanoantenna and detect the changing optical properties of the system upon hydrogen exposure.
Keywords :
antennas; gas sensors; gold; hydrogen; nanoparticles; nanosensors; palladium; Au; H; Pd; antenna-enhanced hydrogen sensing; nanoantenna-enhanced gas sensing; optical property; single palladium nanoparticle; single tailored nanofocus; single-particle level; Antennas; Gold; Optical scattering; Optical sensors; Palladium; Plasmons;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
